Detachable transformer insulation protective cover

Abstract

The utility model discloses a detachable transformer insulation protective cover which comprises an insulation protective cover shell, an insulation protective cover is installed above the insulation protective cover shell, an outer connecting frame is installed on the outer side of the insulation protective cover, and an outer rectangular frame is installed on the outer side of the insulation protective cover shell. And the outer rectangular frame is matched with a containing groove formed in the outer connecting frame. According to the detachable transformer insulation protective cover, the transformer main body is fixed in the threaded rod and the insulation protective cover through the limiting seat and the moving plate, and the whole transformer main body is positioned in cooperation with an anti-skid pad and a protective pad; and the situation that the transformer body collides with the inner wall of the insulating protective cover along with shaking of the insulating protective cover in the transferring process is avoided, the transformer body is protected, and the service life of the transformer is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of transformers, in particular to a detachable transformer insulation protection cover. Background Art

[0002] A transformer is a device that uses the principle of electromagnetic induction to change AC voltage. Its main components are the primary coil, secondary coil and iron core (magnetic core). Its main functions include: voltage conversion, current conversion, impedance conversion, isolation, voltage stabilization (magnetic saturation transformer), etc.

[0003] Chinese patent authorization announcement number CN205564454U discloses an insulating protective cover for the low-voltage side of a transformer, comprising: a rectangular frame cover body surrounded by four side walls, a cover cover arranged on the top of the cover body and hinged to one of the side walls; a wire outlet hole is arranged on the front side wall of the cover body; the cover body is a transparent soft plastic cover body; the cover cover is a transparent soft plastic cover cover. The insulating protective cover for the low-voltage side of the transformer provided by the utility model is composed of a cover body and a cover cover, and has a simple structure. The cover cover is hinged to the cover body, which is convenient to open the cover cover for maintenance. The cover body and the cover cover are both made of transparent soft plastic material, which can facilitate observation of the conditions of components such as internal outlet terminals. The utility model has a simple structure, is convenient for inspection and maintenance, and improves work efficiency. The above-mentioned prior art solution has the following shortcomings: the insulating protective cover places the transformer inside the insulating protective cover during use. Due to the lack of a positioning structure, during the transfer process, the transformer is easily shaken inside the insulating protective cover due to shaking, thereby colliding with the inner wall of the insulating protective cover, which may damage the transformer body and affect the service life of the transformer. Therefore, it is necessary to design a detachable transformer insulating protective cover to solve the above problem. Utility Model Content

[0004] The utility model aims to provide a detachable transformer insulation protection cover to solve the problem that the transformer insulation protection cover proposed in the above background technology lacks a positioning structure, making the transformer easy to collide with the shaking of the insulation protection cover.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a detachable transformer insulation protection cover, comprising an insulation protection cover shell, an insulation protection cover is installed on the top of the insulation protection cover shell, and an external connection frame is installed on the outside of the insulation protection cover, an outer rectangular frame is installed on the outside of the insulation protection cover shell, and the outer rectangular frame is adapted to a receiving groove arranged inside the outer connection frame, an inner rectangular frame is installed on the inside of the insulation protection cover, an inner connection frame is installed inside the insulation protection cover shell, and the inner connection frame is adapted to the receiving groove arranged inside the inner rectangular frame, a limiting seat is evenly installed on the bottom end of the inner rectangular frame inside the insulation protection cover, a moving plate is installed inside the insulation protection cover shell, and a transformer body is installed on the top of the moving plate, and the transformer body is adapted to the connecting groove inside the limiting seat, a connecting mechanism is arranged inside the insulation protection cover to fix the connection between the insulation protection cover and the insulation protection cover shell, and at the same time, a ejection mechanism is evenly arranged inside the insulation protection cover shell, so that the transformer body can be taken out from the inside of the insulation protection cover shell more conveniently.

[0006] Preferably, the connecting mechanism includes an internal mounting groove arranged in the insulating protective cover, and a pushing block is installed inside the mounting groove, moving blocks are installed on both sides of the pushing block, and an insert block is installed at the bottom end of the moving block, limiting grooves are arranged inside the external connecting frame and the internal connecting frame, a threaded rod is installed inside the mounting groove, and a threaded sleeve is installed on the outside of the threaded rod, the bottom end of the threaded sleeve is connected to the top end of the connecting block, a second bevel gear is installed on the outside of the threaded rod, a rotating rod is installed inside the mounting groove, and a first bevel gear is installed on the outside of the rotating rod, the first bevel gear is meshed with the second bevel gear, and a cross connecting knob is evenly installed inside the insulating protective cover.

[0007] Preferably, a sealing cover is installed on the outside of the insulating protective cover, and an external threaded connector is provided on the side of the sealing cover close to the insulating protective cover, and internal threaded connecting grooves are evenly provided inside the insulating protective cover outside the cross connecting knob, and the internal threaded connecting grooves are connected to the external threaded connector.

[0008] Preferably, sliders are installed on both sides of the pushing block, and slide grooves are provided inside the moving block, and the slide grooves are connected to the sliders. The two sides of the pushing block are inverted eight-shaped inclined surfaces, and the inclined surfaces on both sides of the moving block and the pushing block are against each other.

[0009] Preferably, the ejection mechanism includes a sliding groove arranged inside the insulating protective cover shell, and a T-shaped connecting rod is installed inside the sliding groove, a connecting block is installed at the bottom end of the T-shaped connecting rod, and the connecting block is connected to the insulating protective cover shell, a rectangular groove is arranged inside the insulating protective cover, a downward pressing block is evenly installed at the bottom end of the insulating protective cover, and the downward pressing blocks are connected to the rectangular groove, the T-shaped connecting rod passes through the interior of the sliding groove and is connected to the bottom end of the downward pressing block inside the rectangular groove, and the spring is in a stretched state.

[0010] Preferably, through holes are evenly arranged inside the limit seat, and the limit seat is connected to the inner rectangular frame through fixing bolts, and the fixing bolts all penetrate the inside of the fixing bolts.

[0011] Preferably, U-shaped protective pads are evenly installed inside the limiting seat, and anti-slip pads are installed on the top of the movable plate.

[0012] Compared with the prior art, the utility model has the following beneficial effects: the detachable transformer insulation protection cover improves the stability of the transformer body after installation and facilitates the removal of the transformer body, and also improves the waterproof effect of the insulation sleeve protection cover;

[0013] 1. The transformer body is fixed inside the threaded rod and the insulating protective cover through the limit seat and the moving plate, and the anti-slip pad and the protective pad are used to position the transformer body as a whole, so as to avoid the transformer body shaking with the insulating protective cover and colliding with the inner wall of the insulating protective cover during the transfer process, so as to protect the transformer body and extend the service life of the transformer;

[0014] Furthermore, through the plug block and the limit groove, when the transformer body needs to be taken out, the cross connection knob is rotated to drive the threaded rod to rotate under the meshing connection of the first bevel gear and the second bevel gear, so that the threaded sleeve drives the push block to move upward, and cooperates with the slider to make the moving blocks move toward each other, so that the limit groove and the plug block are separated, and the fixed connection relationship between the insulating protective cover and the insulating protective cover shell is cancelled, thereby realizing the separation of the insulating protective cover and the insulating protective cover shell, and facilitating the removal of the transformer body from the insulating protective cover;

[0015] Furthermore, the connection between the insulating protective cover and the insulating protective cover housing is blocked by the outer connecting frame, the outer rectangular frame, the inner connecting frame and the inner rectangular frame, and the sealing cover is used to further improve the anti-water seepage effect of the insulating protective cover;

[0016] 2. Through the T-shaped connecting rod and the spring, under the elastic reset action of the spring, the T-shaped connecting rod drives the connecting block and the movable plate to move upward as a whole, so that they rise from the inside of the insulating protective cover shell, further facilitating the workers to take and place the transformer body;

[0017] 3. The installation and replacement of the limit seat can be achieved through fixing bolts, which is convenient for adapting to transformer bodies of different sizes, thereby improving the overall scope of application and enhancing its practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the front cross-sectional structure of the utility model;

[0019] Figure 2 For this utility model Figure 1 Schematic diagram of the structure at A in the middle;

[0020] Figure 3 This is a schematic diagram of the three-dimensional structure of the push block of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of the insulation protection cover of the utility model when viewed from above;

[0022] Figure 5 This is a schematic diagram of the three-dimensional structure of the limit seat of the utility model;

[0023] Figure 6 It is a schematic diagram of the three-dimensional structure of the utility model.

[0024] In the figure: 1. Insulation protection cover; 2. Limit seat; 3. Transformer body; 4. Sealing cover; 5. External connection frame; 6. External rectangular frame; 7. Insulation protection cover shell; 8. Moving plate; 9. Connecting block; 10. T-shaped connecting rod; 11. Pressing block; 12. Rectangular groove; 13. Sliding groove; 14. Spring; 15. Internal connection frame; 16. Internal rectangular frame; 17. Limiting groove; 18. Insert block; 19. Pushing block; 20. Threaded sleeve; 21. Threaded rod; 22. Cross connection knob; 23. Turning rod; 24. First bevel gear; 25. Second bevel gear; 26. Moving block; 27. Sliding groove; 28. Sliding block; 29. ​​Fixing bolt; 30. Through hole. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Embodiment 1

[0026] See also Figure 1-6The utility model provides a detachable transformer insulation protection cover, including an insulation protection cover shell 7, an insulation protection cover 1 is installed above the insulation protection cover shell 7, and an outer connection frame 5 is installed on the outer side of the insulation protection cover 1, an outer rectangular frame 6 is installed on the outer side of the insulation protection cover shell 7, and the outer rectangular frame 6 is adapted to the receiving groove set inside the outer connection frame 5, an inner rectangular frame 16 is installed on the inner side of the insulation protection cover 1, an inner connection frame 15 is installed inside the insulation protection cover shell 7, and the inner connection frame 15 is adapted to the receiving groove set inside the inner rectangular frame 16, and the insulation protection cover 1 is installed inside The bottom end of the inner rectangular frame 16 is evenly installed with a limited seat 2, a movable plate 8 is installed inside the insulating protective cover shell 7, and a transformer body 3 is installed on the top of the movable plate 8, and the transformer body 3 is adapted to the inner connecting groove of the limited seat 2. A connecting mechanism is arranged inside the insulating protective cover 1 to fix the connection between the insulating protective cover 1 and the insulating protective cover shell 7; the connecting mechanism includes an internal mounting groove arranged in the insulating protective cover 1, and a push block 19 is installed inside the mounting groove, and a moving block 26 is installed on both sides of the pushing block 19, and an insert block 18 is installed at the bottom end of the moving block 26, and an outer The connection frame 5 and the inner connection frame 15 are both provided with limiting grooves 17, the inside of the installation grooves are both installed with threaded rods 21, and the outside of the threaded rods 21 are both installed with threaded sleeves 20, the bottom ends of the threaded sleeves 20 are both connected to the top of the connection block 9, the outside of the threaded rods 21 are installed with second bevel gears 25, the inside of the installation grooves are installed with rotating rods 23, and the outside of the rotating rods 23 are installed with first bevel gears 24, the first bevel gears 24 are meshed and connected with the second bevel gears 25, the inside of the insulating protective cover 1 is evenly installed with cross connection knobs 22; the outside of the insulating protective cover 1 is installed with sealing covers 4, An external thread connector is provided on one side of the sealing cover 4 close to the insulating protective cover 1, and internal thread connector grooves are evenly provided on the inside of the insulating protective cover 1 outside the cross connecting knob 22, and the internal thread connector grooves are connected to the external thread connector; sliders 28 are installed on both sides of the pushing block 19, and slide grooves 27 are provided inside the moving block 26, and the slide grooves 27 are connected to the sliders 28. The two sides of the pushing block 19 are inverted eight-shaped inclined surfaces, and the moving block 26 is against the inclined surfaces on both sides of the pushing block 19; U-shaped protective pads are evenly installed inside the limit seat 2, and anti-slip pads are installed on the top of the moving plate 8.

[0027] In this embodiment, when the insulating protective cover 1 needs to be taken out during use, the sealing cover 4 is rotated to separate the sealing cover 4 from the insulating protective cover 1, and the cross connection knob 22 is rotated by a screwdriver adapted to the cross connection knob 22 to drive the rotating rod 23 to rotate, and the threaded rod 21 is driven to rotate under the meshing connection of the first bevel gear 24 and the second bevel gear 25. Under the action of the threaded connection, the threaded sleeve 20 drives the pushing block 19 to move upward, and because the moving block 26 is against the inclined surface of the pushing block 19, the moving block 26 cooperates with the slider 28 to make the moving block 2 6 move toward each other, so that the limiting groove 17 is separated from the plug block 18, and the fixed connection relationship between the insulating protective cover 1 and the insulating protective cover shell 7 is cancelled, so as to realize the separation of the insulating protective cover 1 and the insulating protective cover shell 7, and facilitate the removal of the transformer body 3 from the insulating protective cover, and the reverse operation can be performed to install it. The connection between the insulating protective cover 1 and the insulating protective cover shell 7 is blocked by the outer connecting frame 5, the outer rectangular frame 6, the inner connecting frame 15 and the inner rectangular frame 16, and the sealing cover 4 is cooperated to further improve the anti-water seepage effect of the insulating protective cover. Embodiment 2

[0028] The present embodiment also includes: the interior of the insulating protective cover shell 7 is evenly provided with an ejection mechanism, so that the transformer body 3 can be conveniently taken out from the interior of the insulating protective cover shell 7; the ejection mechanism includes a sliding groove 13 arranged inside the insulating protective cover shell 7, and a T-shaped connecting rod 10 is installed inside the sliding groove 13, and a connecting block 9 is installed at the bottom end of the T-shaped connecting rod 10, and the connecting block 9 is connected to the insulating protective cover shell 7, a rectangular groove 12 is arranged inside the insulating protective cover 1, and a pressing block 11 is evenly installed at the bottom end of the insulating protective cover 1, and the pressing block 11 is connected to the rectangular groove 12, and the T-shaped connecting rod 10 passes through the interior of the sliding groove 13 and is connected to the bottom end of the pressing block 11 inside the rectangular groove 12, and the spring 14 is in a stretched state.

[0029] In this embodiment, when the lower pressing block 11 is moved out of the rectangular groove 12 as a whole during use, the elastic reset action of the spring 14 causes the T-shaped connecting rod 10 to drive the connecting block 9 and the movable plate 8 to move upward as a whole, so that they rise from the inside of the insulating protective cover shell 7, further facilitating the staff to take and place the transformer body 3. Embodiment 3

[0030] This embodiment also includes: through holes 30 are evenly arranged inside the limiting seat 2 , and the limiting seat 2 is connected to the inner rectangular frame 16 through fixing bolts 29 , and the fixing bolts 29 all penetrate the inside of the fixing bolts 29 .

[0031] In this embodiment, the limit seat 2 can be disassembled and replaced by connecting or separating the fixing bolts 29 with the inner rectangular frame 16 during use, which is convenient for adapting to transformer bodies 3 of different sizes, thereby improving the overall scope of application and enhancing its practicality.

[0032] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0033] The device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the scheme of this embodiment. Ordinary technicians in this field can understand and implement it without paying creative labor.

[0034] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A detachable transformer insulation protection cover, comprising an insulation protection cover shell (7), an insulation protection cover (1) is installed above the insulation protection cover shell (7), and an outer connection frame (5) is installed on the outer side of the insulation protection cover (1), an outer rectangular frame (6) is installed on the outer side of the insulation protection cover shell (7), and the outer rectangular frame (6) is matched with a receiving groove provided inside the outer connection frame (5), an inner rectangular frame (16) is installed on the inner side of the insulation protection cover (1), and an inner connection frame (15) is installed inside the insulation protection cover shell (7), and the inner connection frame (15) is matched with a receiving groove provided inside the inner rectangular frame (16), characterized in that: A limit seat (2) is evenly installed at the bottom end of the inner rectangular frame (16) inside the insulating protective cover (1), a movable plate (8) is installed inside the insulating protective cover shell (7), and a transformer body (3) is installed on the top of the movable plate (8), the transformer body (3) is matched with the inner connecting groove of the limit seat (2), a connecting mechanism is arranged inside the insulating protective cover (1) to fix the connection between the insulating protective cover (1) and the insulating protective cover shell (7), and an ejection mechanism is evenly arranged inside the insulating protective cover shell (7), so that the transformer body (3) can be taken out from the inside of the insulating protective cover shell (7) more conveniently.

2. A detachable transformer insulation protection cover according to claim 1, characterized in that: The connection mechanism comprises an internal mounting groove arranged in the insulating protective cover (1), and a push block (19) is installed inside the mounting groove, a moving block (26) is installed on both sides of the pushing block (19), and an insert block (18) is installed at the bottom end of the moving block (26), a limiting groove (17) is arranged inside the outer connection frame (5) and the inner connection frame (15), a threaded rod (21) is installed inside the mounting groove, and a threaded sleeve (20) is installed on the outside of the threaded rod (21), the bottom end of the threaded sleeve (20) is connected to the top end of the connecting block (9), a second bevel gear (25) is installed on the outside of the threaded rod (21), a rotating rod (23) is installed inside the mounting groove, and a first bevel gear (24) is installed on the outside of the rotating rod (23), and the first bevel gear (24) is meshed with the second bevel gear (25), and a cross connection knob (22) is evenly installed inside the insulating protective cover (1).

3. A detachable transformer insulation protection cover according to claim 2, characterized in that: The outer side of the insulating protective cover (1) is provided with a sealing cover (4), and a side of the sealing cover (4) close to the insulating protective cover (1) is provided with an external thread connector, and the inner side of the insulating protective cover (1) outside the cross connection knob (22) is evenly provided with internal thread connector grooves, and the internal thread connector grooves are connected to the external thread connector.

4. The detachable transformer insulation protection cover according to claim 2, characterized in that: Slide blocks (28) are installed on both sides of the push block (19), and slide grooves (27) are arranged inside the moving block (26), and the slide grooves (27) are connected to the slide blocks (28). Both sides of the push block (19) are inverted eight-shaped inclined surfaces, and the inclined surfaces on both sides of the moving block (26) and the push block (19) are against each other.

5. The detachable transformer insulation protection cover according to claim 1, characterized in that: The ejection mechanism comprises a sliding groove (13) arranged inside the insulating protective cover shell (7), and a T-shaped connecting rod (10) is installed inside the sliding groove (13), and a connecting block (9) is installed at the bottom end of each T-shaped connecting rod (10), and the connecting block (9) is connected to the insulating protective cover shell (7); a rectangular groove (12) is arranged inside the insulating protective cover (1), and a lower pressing block (11) is evenly installed at the bottom end of the insulating protective cover (1), and the lower pressing block (11) is connected to the rectangular groove (12); the T-shaped connecting rod (10) passes through the interior of the sliding groove (13) and is connected to the bottom end of the lower pressing block (11) inside the rectangular groove (12), and the spring (14) is in a stretched state.

6. The detachable transformer insulation protection cover according to claim 1, characterized in that: Through holes (30) are evenly arranged inside the limit seat (2); the limit seat (2) is connected to the inner rectangular frame (16) via fixing bolts (29); and the fixing bolts (29) all penetrate the inside of the fixing bolts (29).

7. The detachable transformer insulation protection cover according to claim 1, characterized in that: U-shaped protective pads are evenly installed inside the limiting seat (2), and anti-slip pads are installed on the top of the movable plate (8).

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